/*
 * Copyright 2023 ByteDance and/or its affiliates.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

use tokio::io::{AsyncRead, AsyncWrite};
use tokio::net::TcpStream;

use g3_io_ext::AggregatedIo;

pub(crate) trait FtpRemoteConnection: AsyncRead + AsyncWrite {}

impl FtpRemoteConnection for TcpStream {}

impl<R, W> FtpRemoteConnection for AggregatedIo<R, W>
where
    R: AsyncRead,
    W: AsyncWrite,
{
}

pub(crate) type BoxFtpRemoteConnection = Box<dyn FtpRemoteConnection + Send + Unpin>;
